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Table 1 Comparison of physical and chemical properties of butanol, ethanol, and gasoline [13]

From: Genetic engineering of non-native hosts for 1-butanol production and its challenges: a review

Property

Butanol

Ethanol

Gasoline

Density at 15 °C (kg m−3)

810

795

750

Vapour pressure by Reida (kPa)

18.6

16.5

75

Water solubility (mL 100 mL−1)

9.1

Miscible

< 0.01

Oxygen content (% vol)

21.6

34.7

< 2.7

Octane number

96

108

95

Calorific value (MJ kg−1)

32.5

26.4

43.3